/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.flink.connector.base.source.reader.mocks;

import org.apache.flink.api.connector.source.SourceOutput;
import org.apache.flink.connector.base.source.reader.RecordEmitter;

import java.util.concurrent.atomic.AtomicInteger;

/**
 * A mock {@link RecordEmitter} that works with the {@link MockSplitReader} and {@link
 * MockSourceReader}.
 */
public class MockRecordEmitter implements RecordEmitter<int[], Integer, AtomicInteger> {
    @Override
    public void emitRecord(int[] record, SourceOutput<Integer> output, AtomicInteger splitState)
            throws Exception {
        // The value is the first element.
        output.collect(record[0]);
        // The state will be next index.
        splitState.set(record[1] + 1);
    }
}
